Mary Braganza, RCSJ (born 1924), popularly known as Karuna Mary, is an Indian Catholic nun, educator, social worker, writer, developmental education promoter, and former principal of Sophia College, Mumbai. A member of the Society of the Sacred Heart, Sr. Karuna Mary formerly led 204 colleges managed by the Order. During her tenure at Sophia College, in 1970, the institution started Sophia Polytechnic. In 2008 the Government of India awarded her the fourth highest civilian honour, the Padma Shri for her social contributions.